Claude Opus
Anthropic's most capable Claude family, for deep reasoning and long agentic runs
4 members list Claude Opus, up 4 in the last 12 weeks, data as of 25 October 2026
Used alongside Claude Opus
Tools that members list in the same stack as Claude Opus.
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About Claude Opus
Claude Opus is a large language model from Anthropic designed for complex reasoning tasks and extended agentic operations. Developers use it to automate work processes, transform ideas into documents and prototypes, and manage scheduled tasks across applications. The tool functions as an AI assistant capable of handling various professional workflows, from data analysis and content creation to financial modeling and legal document review. It can be deployed through an API for custom integrations or accessed through Claude's web interface and native applications. The model supports extended context windows and sophisticated reasoning, making it suitable for projects requiring deep analysis and multi-step problem solving. Anthropic, the developer, offers Claude through both free and paid subscription tiers, with pricing based on usage levels and access to different model variants.
Checked 24 October 2026.
Posts about Claude Opus
- AI code review bottleneck: Postgres 19's reverts and a 718-firm study, the October 2026 numbers
Agents raised pull requests 23% across 718 firms, but time to merge rose 49% and resolved issues stayed flat. Postgres 19 reverted 8 to 10 features.
- Does a harness make a cheap model as reliable as a frontier model? Harnessed GPT-6 Luna against bare Sol
In a test published 13 October 2026, GPT-6 Luna in a harness passed 10 of 10 like bare Sol, at $0.273 a run against $0.406, but took 5x as long.
- How much do developers spend on AI coding tools per month? October 2026 numbers
In a 27-company sample from October 2026, AI spend ran from a $150 cap to over $3,000 per developer a month; 12 companies spent $1,000 or more.